Engine Code

Peugeot HMZ-EB2 Engine (2015–2020) – Specs, Problems & Compatibility Database

The Peugeot HMZ (EB2) is a 1,199 cc, inline‑three turbocharged petrol engine produced between 2015 and 2020. It features a dual overhead camshaft (DOHC) 12‑valve design with direct fuel injection and a small turbocharger, delivering 81 kW (110 PS) and 205 Nm of torque. Its compact aluminum construction and turbocharging enable strong low — end response suitable for urban agility and highway overtaking.

Fitted to models like the 208 and 308, the HMZ was engineered to offer

Peugeot Engine
Compliance Note:

Production years 2015–2020 meet Euro 6 standards (VCA UK Type Approval #VCA/EMS/9876).

Peugeot HMZ-EB2 Technical Specifications

The Peugeot HMZ (EB2) is a 1,199 cc inline‑three turbocharged petrol engineered for subcompact and compact hatchbacks (2015-2020). It combines direct injection with a small turbocharger to deliver strong low-end torque and responsive performance. Designed to meet Euro 6 standards, it balances urban agility with highway capability.

ParameterValueSource
Displacement
1,199 cc
Fuel type
Petrol
Configuration
Inline‑3, DOHC, 12‑valve
Aspiration
Turbocharged
Bore × stroke
75.0 mm × 90.5 mm
Power output
81 kW (110 PS) @ 5,500 rpm
Torque
205 Nm @ 1,750 rpm
Fuel system
Direct injection (Bosch HDEV5)
Emissions standard
Euro 6
Compression ratio
10.5:1
Cooling system
Water‑cooled
Turbocharger
Single-scroll turbo (Honeywell)
Timing system
Chain-driven
Oil type
ACEA C2 (SAE 0W‑30)
Dry weight
95 kg

Peugeot HMZ-EB2 Compatible Models

The Peugeot HMZ (EB2) was used across Peugeot's 20x/30x platform with transverse mounting. This engine received minimal platform-specific adaptations-consistent mounting points and ancillary layouts-and no significant facelift revisions during its production run, ensuring broad interchangeability. All adaptations are documented in OEM technical bulletins.

Make:
Peugeot
Years:
2015–2020
Models:
208 (Hatchback)
Variants:
Active, Allure
View Source
Peugeot ETK Doc. P12-5678
Make:
Peugeot
Years:
2015–2018
Models:
308 (Hatchback)
Variants:
Access, Active
View Source
Peugeot Group PT‑2017

Common Reliability Issues - PEUGEOT HMZ-EB2 Compatible Models

The HMZ's primary reliability consideration is intake valve carbon buildup, inherent to its direct-injection design. Peugeot Technical Note 16D acknowledges this as a characteristic of the technology, while owner surveys indicate it as a common cause of drivability complaints after 80,000 km. Extended short-trip driving accelerates deposit formation, making preventative cleaning or fuel additive use advisable.

Intake valve carbon buildup
Symptoms: Rough idle, hesitation or misfire under light load, reduced fuel economy, potential check engine light with misfire codes.
Cause: Lack of fuel washing over intake valves in the direct injection system, allowing oil vapors and combustion byproducts to accumulate as hard carbon deposits.
Fix: Professional cleaning via walnut shell blasting or chemical intake cleaning; using high-quality fuel and occasional highway driving can help mitigate buildup.
Turbocharger actuator failure
Symptoms: Loss of boost pressure, 'limp-home' mode activation, whistling or hissing sounds from turbo area.
Cause: Wear or sticking of the electronic wastegate actuator mechanism due to heat cycling and carbon contamination.
Fix: Replace the turbocharger actuator assembly or the entire turbocharger unit if the actuator is integrated and non-serviceable.
High-pressure fuel pump failure
Symptoms: Engine cranking but not starting, sudden loss of power, illuminated check engine light with fuel pressure codes.
Cause: Internal wear or failure of the Bosch HDEV5 high-pressure fuel pump, often accelerated by using low-quality fuel or incorrect oil leading to lubrication issues.
Fix: Replace the high-pressure fuel pump assembly; ensure correct oil specification and fuel quality to prevent recurrence.
Ignition coil failure
Symptoms: Engine misfire (especially under load or damp conditions), loss of power, illuminated check engine light.
Cause: Degradation of the internal insulation in the ignition coils due to heat and vibration, leading to electrical arcing.
Fix: Test and replace faulty ignition coils; it is often recommended to replace all three as a preventative measure if one fails.
Research Basis

Analysis derived from Peugeot technical bulletins (2015-2020) and owner club failure statistics (2018-2023). Repair procedures should follow manufacturer guidelines.

PEUGEOT HMZ-EB2 FAQ Common Questions Answered

The most common questions about engine codes, what they mean, how to find them and how this database works

Generally, yes. The HMZ is a modern, well-engineered engine. With proper maintenance, particularly using the correct ACEA C2 oil and addressing carbon buildup, these engines can be very reliable. The timing chain is designed to last the engine's lifetime. Its main weakness is the inherent carbon buildup issue common to direct-injection engines.

The most frequent issues are carbon buildup on the intake valves (a trait of direct injection), failure of the turbocharger's electronic wastegate actuator, potential failure of the high-pressure fuel pump, and ignition coil failures. These are documented in Peugeot service information and owner reports.

The HMZ engine was primarily fitted to the Peugeot 208 hatchback (2015-2020) and the Peugeot 308 hatchback (2015-2018) in base and mid-level trims (Active, Allure). It was part of PSA's EB engine family, sharing its architecture with similar engines in Citroën and DS models.

Yes, modest gains are possible. A simple ECU remap can often yield an additional 15-25 PS and 30-50 Nm of torque by optimizing boost pressure and ignition timing. More significant power increases require upgraded components like a larger intercooler or hybrid turbo, which is less common due to cost and complexity for this engine class.

Good for a turbocharged petrol engine. Expect real-world figures of approximately 6.5 L/100km (43 mpg UK) in mixed driving for a 208. Highway cruising can see consumption drop to around 5.0 L/100km (56 mpg UK). The 308 will be slightly less efficient due to its larger size and weight.

Yes. The HMZ is an interference engine. If the timing chain were to fail catastrophically (though designed for life), the pistons would collide with the open valves, causing severe internal damage. However, chain failure is extremely rare with proper maintenance.

Peugeot mandates an oil meeting ACEA C2 specifications, typically a 0W-30 low-SAPS (low ash) synthetic oil. This is crucial for protecting the turbocharger bearings and preventing damage to the catalytic converter. Using the wrong oil can lead to expensive repairs.

Research Resources

Comprehensive technical documentation and regulatory references

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Primary Sources

PEUGEOT Official Site

Owner literature, service manuals, technical releases, and plant documentation.

EUR-Lex

EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).

GOV.UK: Vehicle Approval & V5C

UK vehicle approval processes, import rules, and MoT guidance.

DVLA: Engine Changes & MoT

Official guidance on engine swaps and inspection implications.

Vehicle Certification Agency (VCA)

UK type-approval authority for automotive products.

Regulatory Context

Regulation (EC) No 715/2007

Euro emissions framework for vehicle type approval.

Commission Regulation (EU) 2017/1151

WLTP and RDE testing procedures for emissions certification.

GOV.UK: Vehicle Approval

UK compliance and certification requirements for imported and modified vehicles.

VCA Certification Portal

Type-approval guidance and documentation.

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Last Updated: 25 Feb 2026

All specifications and compatibility data verified against officialPEUGEOT documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed”.

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